| Reston to Keene (New Hampshire) | 381.59 mi (614.11 km) |
| Reston to Keizer (Oregon) | 2,351.30 mi (3,784.06 km) |
| Reston to Keller (Texas) | 1,184.14 mi (1,905.69 km) |
| Reston to Kelso (Washington) | 2,337.71 mi (3,762.18 km) |
| Reston to Kemp Mill (Maryland) | 18.54 mi (29.84 km) |
| Reston to Ken Caryl (Colorado) | 1,480.18 mi (2,382.12 km) |
| Reston to Kendale Lakes (Florida) | 932.03 mi (1,499.97 km) |
| Reston to Kendall (Florida) | 934.07 mi (1,503.25 km) |
| Reston to Kendall Park (New Jersey) | 179.23 mi (288.44 km) |
| Reston to Kendall West (Florida) | 932.49 mi (1,500.70 km) |
| Reston to Kenmore (New York) | 288.58 mi (464.42 km) |
| Reston to Kenmore (Washington) | 2,301.57 mi (3,704.02 km) |
| Reston to Kenner (Louisiana) | 958.44 mi (1,542.46 km) |
| Reston to Kennesaw (Georgia) | 527.78 mi (849.38 km) |
| Reston to Kennett (Missouri) | 719.45 mi (1,157.84 km) |
